Hotfixes are cumulative. This hotfix includes all previous generally

available hotfixes for TIBCO Object Service Broker for z/OS 6.0.0.
We recommend that all hotfixes up to and including hotfix 28 are applied.

You can download Hotfix 28 from the TIBCO Support Customer Portal Web UI (https://support.tibco.com).
Log in using your username and password for the TIBCO Support Web page. 

  Select Download
  Select Hotfixes
  Select Available Downloads
  Select Mainframe
  Select OSB
  Select 6.0.0

You should then be able to see and download the fix and the associated readme file:

  TIB_osb_6.0.0_zos_HF-028_readme.txt
  TIB_osb_6.0.0_zos_hotfix28.zip

Follow the instructions in the readme.txt file supplied as part of the Hotfix package.

If necessary, please open a case with TIBCO Support for assistance installing this Hotfix.

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Closed Issues in 6.0.0_HF-028 (This Release)

Certification for support for z/OS 2.5 and CICS 5.6 is now official. 

OSBZ-1900 
FIX ABEND U600 IN HRNBRFRU

OSBZ-1901 
ESCAPE QUOTING IN STRINGS IS WRONG IF LENGTH > 256